22191950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 45492624

約数和(自身を除く): 23300674

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 157, 257, 275, 314, 514, 550, 785, 1285, 1570, 1727, 2570, 2827, 3454, 3925, 5654, 6425, 7850, 8635, 12850, 14135, 17270, 28270, 40349, 43175, 70675, 80698, 86350, 141350, 201745, 403490, 443839, 887678, 1008725, 2017450, 2219195, 4438390, 11095975, 22191950]

約数ペア:

[(1, 22191950), (2, 11095975), (5, 4438390), (10, 2219195), (11, 2017450), (22, 1008725), (25, 887678), (50, 443839), (55, 403490), (110, 201745), (157, 141350), (257, 86350), (275, 80698), (314, 70675), (514, 43175), (550, 40349), (785, 28270), (1285, 17270), (1570, 14135), (1727, 12850), (2570, 8635), (2827, 7850), (3454, 6425), (3925, 5654)]